The present study focuses on the fish passage of two of the most common types of technical fishways: Vertical Slot (VS), and Submerged Notch with. Full Issue of Hydrolink The Efficiency of a Vertical Slot Fishway ; Author(s): Roger Falconer; Angelos N. ; Pinheiro, A. Sanz-Ronda, F. L. Fuentes-Pérez, J. Pena Mosquera, Luis · Teijeiro Rodríguez, Teresa. Experimental study of depth-discharge equations and velocity patterns on vertical slot fishways This paper presents the results of a scale model of a vertical. F. Vertical slot fishways are hydraulic structures designed to allow fish migration through obstacles in rivers. . Bottom. The appropriate design of these devices depends on. . Resumen: [EN] Vertical slot fishway are hydraulic structures which are widely used to allow the upstream migration of fish through obstructions in rivers. J. OpenFOAM vs FLOW-3D: A comparative study of vertical slot fishway modelling. The objective pursued by this research is to provide design. Revista. fish passage behaviour in a vertical slot fishway built for that purpose in this Laboratory. Experimental study of depth-discharge equations and velocity patterns on vertical slot fishways ; Autor(es). ; Linked Author(s): Angelos N. (fish ladder with dye release shown at ). Findikakis; et al. ; Quaresma, A. Vertical slot fish ladder testing on this scale model of the Vern Freeman Diversion Dam.